215497212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1679

約数の個数: 96

約数和(自身を含む): 608477184

約数和(自身を除く): 392979972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 71, 84, 92, 138, 142, 161, 213, 276, 284, 322, 426, 483, 497, 644, 852, 966, 994, 1491, 1571, 1633, 1932, 1988, 2982, 3142, 3266, 4713, 4899, 5964, 6284, 6532, 9426, 9798, 10997, 11431, 18852, 19596, 21994, 22862, 32991, 34293, 36133, 43988, 45724, 65982, 68586, 72266, 108399, 111541, 131964, 137172, 144532, 216798, 223082, 252931, 334623, 433596, 446164, 505862, 669246, 758793, 780787, 1011724, 1338492, 1517586, 1561574, 2342361, 2565443, 3035172, 3123148, 4684722, 5130886, 7696329, 9369444, 10261772, 15392658, 17958101, 30785316, 35916202, 53874303, 71832404, 107748606, 215497212]

約数ペア:

[(1, 215497212), (2, 107748606), (3, 71832404), (4, 53874303), (6, 35916202), (7, 30785316), (12, 17958101), (14, 15392658), (21, 10261772), (23, 9369444), (28, 7696329), (42, 5130886), (46, 4684722), (69, 3123148), (71, 3035172), (84, 2565443), (92, 2342361), (138, 1561574), (142, 1517586), (161, 1338492), (213, 1011724), (276, 780787), (284, 758793), (322, 669246), (426, 505862), (483, 446164), (497, 433596), (644, 334623), (852, 252931), (966, 223082), (994, 216798), (1491, 144532), (1571, 137172), (1633, 131964), (1932, 111541), (1988, 108399), (2982, 72266), (3142, 68586), (3266, 65982), (4713, 45724), (4899, 43988), (5964, 36133), (6284, 34293), (6532, 32991), (9426, 22862), (9798, 21994), (10997, 19596), (11431, 18852)]